We manufacture Duplex steel pipes using standard quality of raw material. Duplex available in various grades like
Duplex Grades:
Duplex 2205 Stainless Steel
Duplex 2304 Stainless Steel
Duplex 2507 Stainless Steel
Duplex LDX2101 Stainless Steel
ASTM A790 / ASME SA790 Duplex Steel S31803/S32750/S32760 ERW, EFW, High Pressure
Our range of Duplex steel Grades are quality tested on various limitations before being delivered to clients.
Specification for Duplex Stainless Steel
| Grades | Duplex Steel 2205 (UNS No. S31803) 1.4462 |
| Designation SS | ASTM A790 / ASME SA790 |
| Size (Seamless) | 1/2″NB TO 12 “NB IN |
| Size (Welded) | 6″ NB – 24″ NB |
| Dimensions | OD(6.0-630)*WT(0.5-45)mm |
| Schedule | SCH20, SCH30, SCH40, STD, SCH80 |
| Type | Seamless / ERW / Welded / Fabricated / LSAW Pipes |
| Form | Round, Square, Rectangular, Hydraulic Etc |
| End | Plain End, Beveled End, Treaded |
| Application | Furnace parts, Oil burner parts, Carburising boxes, Heat Treatment baskets and jigs, Heat Exchangers, Welding filler wire and electrodes. |
Chemical Composition for Duplex Steel 2205
| Duplex Steel 2205 | Ni | Cr | Mo | Mn | Si | C | N | S | P | Fe |
|---|---|---|---|---|---|---|---|---|---|---|
| MIN | 4.5 | 22.0 | 3.0 | – | – | – | 0.14 | – | – | – |
| MAX | 6.5 | 23.0 | 3.5 | 2.0 | 1.0 | 0.03 | 0.2 | 0.02 | 0.03 | Balance |